package com.changgou.goods.dao;

import com.changgou.goods.pojo.Brand;
import org.apache.ibatis.annotations.Param;
import org.apache.ibatis.annotations.Select;
import org.springframework.stereotype.Repository;
import tk.mybatis.mapper.common.Mapper;

import java.util.List;
import java.util.Map;
@Repository
public interface BrandMapper extends Mapper<Brand> {

    //@Select("SELECT name,image FROM tb_brand where id in( SELECT brand_id FROM tb_category_brand WHERE category_id in ( SELECT id from tb_category where name=#{categoryName}))")
    @Select("SELECT b.name,b.image FROM tb_brand b,tb_category tc,tb_category_brand bc WHERE b.id=bc.brand_id AND tc.id=bc.category_id and tc.name =#{categoryName}")
    public List<Map> findBrandListByCategoryName(@Param("categoryName")String categoryName);
}
